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210 lines
2.9 KiB
C
210 lines
2.9 KiB
C
/*-------------------------------------------------------------------------
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*
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* win32error.c
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* Map win32 error codes to errno values
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*
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* Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
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*
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* IDENTIFICATION
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* src/port/win32error.c
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef FRONTEND
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#include "postgres.h"
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#else
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#include "postgres_fe.h"
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#endif
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static const struct
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{
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DWORD winerr;
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int doserr;
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} doserrors[] =
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{
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{
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ERROR_INVALID_FUNCTION, EINVAL
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},
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{
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ERROR_FILE_NOT_FOUND, ENOENT
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},
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{
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ERROR_PATH_NOT_FOUND, ENOENT
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},
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{
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ERROR_TOO_MANY_OPEN_FILES, EMFILE
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},
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{
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ERROR_ACCESS_DENIED, EACCES
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},
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{
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ERROR_INVALID_HANDLE, EBADF
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},
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{
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ERROR_ARENA_TRASHED, ENOMEM
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},
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{
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ERROR_NOT_ENOUGH_MEMORY, ENOMEM
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},
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{
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ERROR_INVALID_BLOCK, ENOMEM
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},
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{
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ERROR_BAD_ENVIRONMENT, E2BIG
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},
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{
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ERROR_BAD_FORMAT, ENOEXEC
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},
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{
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ERROR_INVALID_ACCESS, EINVAL
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},
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{
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ERROR_INVALID_DATA, EINVAL
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},
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{
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ERROR_INVALID_DRIVE, ENOENT
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},
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{
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ERROR_CURRENT_DIRECTORY, EACCES
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},
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{
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ERROR_NOT_SAME_DEVICE, EXDEV
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},
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{
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ERROR_NO_MORE_FILES, ENOENT
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},
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{
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ERROR_LOCK_VIOLATION, EACCES
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},
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{
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ERROR_SHARING_VIOLATION, EACCES
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},
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{
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ERROR_BAD_NETPATH, ENOENT
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},
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{
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ERROR_NETWORK_ACCESS_DENIED, EACCES
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},
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{
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ERROR_BAD_NET_NAME, ENOENT
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},
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{
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ERROR_FILE_EXISTS, EEXIST
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},
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{
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ERROR_CANNOT_MAKE, EACCES
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},
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{
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ERROR_FAIL_I24, EACCES
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},
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{
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ERROR_INVALID_PARAMETER, EINVAL
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},
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{
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ERROR_NO_PROC_SLOTS, EAGAIN
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},
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{
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ERROR_DRIVE_LOCKED, EACCES
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},
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{
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ERROR_BROKEN_PIPE, EPIPE
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},
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{
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ERROR_DISK_FULL, ENOSPC
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},
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{
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ERROR_INVALID_TARGET_HANDLE, EBADF
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},
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{
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ERROR_INVALID_HANDLE, EINVAL
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},
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{
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ERROR_WAIT_NO_CHILDREN, ECHILD
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},
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{
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ERROR_CHILD_NOT_COMPLETE, ECHILD
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},
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{
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ERROR_DIRECT_ACCESS_HANDLE, EBADF
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},
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{
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ERROR_NEGATIVE_SEEK, EINVAL
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},
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{
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ERROR_SEEK_ON_DEVICE, EACCES
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},
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{
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ERROR_DIR_NOT_EMPTY, ENOTEMPTY
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},
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{
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ERROR_NOT_LOCKED, EACCES
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},
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{
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ERROR_BAD_PATHNAME, ENOENT
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},
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{
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ERROR_MAX_THRDS_REACHED, EAGAIN
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},
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{
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ERROR_LOCK_FAILED, EACCES
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},
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{
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ERROR_ALREADY_EXISTS, EEXIST
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},
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{
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ERROR_FILENAME_EXCED_RANGE, ENOENT
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},
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{
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ERROR_NESTING_NOT_ALLOWED, EAGAIN
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},
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{
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ERROR_NOT_ENOUGH_QUOTA, ENOMEM
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},
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{
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ERROR_DELETE_PENDING, ENOENT
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}
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};
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void
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_dosmaperr(unsigned long e)
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{
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int i;
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if (e == 0)
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{
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errno = 0;
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return;
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}
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for (i = 0; i < lengthof(doserrors); i++)
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{
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if (doserrors[i].winerr == e)
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{
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int doserr = doserrors[i].doserr;
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#ifndef FRONTEND
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ereport(DEBUG5,
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(errmsg_internal("mapped win32 error code %lu to %d",
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e, doserr)));
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#elif FRONTEND_DEBUG
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fprintf(stderr, "mapped win32 error code %lu to %d", e, doserr);
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#endif
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errno = doserr;
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return;
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}
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}
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#ifndef FRONTEND
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ereport(LOG,
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(errmsg_internal("unrecognized win32 error code: %lu",
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e)));
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#else
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fprintf(stderr, "unrecognized win32 error code: %lu", e);
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#endif
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errno = EINVAL;
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return;
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}
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